Integers Operations

9 - (-10)

• -1

• -19

• 1

• 19

-11 - 15 + 19

• -7

• 23

-15 - 3

• 12

• -12

• -18

• 18

Roger owes his mom $5.  He borrows another $6 from her.  How much does Roger owe his mother? 

• $11

• $1

• $6
  $6

A team gains 20 yards.  Then they lose 7 yards.  Find the sum. 

• 13 yards

• 27 yards

• -13 yards 

• -27 yards 

A team gained 5 yards on their first play of the game.  Then they lost 6 yards.  Find the total change in yardage.  

• -1 yard

• 1 yard

• 11 yards

• -11 yards 

Wai and Kuri were digging in the sand at the beach.  Wai dug a hole that was 15 inches below the surface and Kuri dug a hole that was 9 inches below the surface.  Find the difference in the depths of their holes.  

• 24 inches

• 6 inches

• -6 inches

• 20 inches 

Josh purchased 8 cans of tennis balls.  The cans came with 3 balls in each can.  How many balls did Josh purchase?  

• 24 balls

• 11 balls

• 9 balls

Adrianna bought 4 spiral notebooks that cost $2.49 each. She also bought 2 boxes of markers for $2.29 each. If she paid with a $20 bill, how much change did she receive?

• $5.46

• $9.22

• $14.62

• $15.22

Which results in a number larger than 70?

• 70 x -10

• 70 - (-10)

• 70 + (-10)